<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <el-form ref="resetForm" :rules="loginFormRules" :model="loginForm" label-width="0px" class="formitem">
        <!-- 账号 -->
        <el-form-item prop='username'>
          <el-input v-model="loginForm.username" prefix-icon="el-icon-user"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop='password'>
          <el-input type="password" v-model="loginForm.password" prefix-icon="el-icon-lock"></el-input>
        </el-form-item>
        <!-- 登录按钮 -->
        <el-form-item class="btn">
          <el-button :plain="true" type="primary" @click="login">登录</el-button>
          <el-button :plain="true" type="info" @click="resetbtn">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: "Login",
  data(){
    return{
      loginForm:{
        username:'admin',
        password:'123456'
      },
      loginFormRules:{
        username:[{ required: true, message: '请输入账号', trigger: 'blur' },
            { min: 3, max: 12, message: '长度在 3 到 12 个字符', trigger: 'blur' }],
        password:[{ required: true, message: '请输入密码', trigger: 'blur' },
            { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }]
      }
    }
  },
  methods:{
    resetbtn(){
      console.log(this);
      this.$refs.resetForm.resetFields()
    },
    login(){
      this.$refs.resetForm.validate(async valid=>{
        // console.log(valid);
        if(!valid) return;
        else{
          const {data:res}=await this.$http.post('login',this.loginForm)
          // console.log(res);
          if(res.meta.status!==200){
            return this.$message({
          showClose: true,
          message: '账号或者密码有误，请重新输入',
          type: 'error',
          duration:1000
        });
          }
          else{
            this.$message({
          showClose: true,
          message: '恭喜你，登录成功',
          type: 'success',
          duration:1000
        });
        // console.log(res);
        window.sessionStorage.setItem('token',res.data.token)
        this.$router.push('/home')
          }
        }
      })
    }
  }
};
</script>

<style scoped>
.login_container {
  /* position: relative; */
  background-color: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.avatar_box {
  height: 130px;
  width: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  box-shadow: 0 0 10px;
  padding: 10px;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
}
.avatar_box img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: #eee;
}
.el-form,
.el-form-item,
.el-input {
  width: 100%;
}
.btn{
  text-align: right;
}
.formitem{
  position: absolute;
  bottom: 0;
  padding: 20px;
  box-sizing: border-box;
}
</style>